Home / 58,309.02-87,471.73-28,727.11

Finding the Fourth Proportional to 58,309.02, 87,471.73 and 28,727.11

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Solution

The fourth proportional to 58,309.02, 87,471.73 and 28,727.11 is: 43,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,309.02 : 87,471.73 = 28,727.11 : x
  2. Step 2: Convert to fraction form
    58,309.02/87,471.73 = 28,727.11/x
  3. Step 3: Cross multiply
    58,309.02x = 87,471.73 × 28,727.11
  4. Step 4: Simplify right side
    58,309.02x = 2,512,810,009.60
  5. Step 5: Solve for x
    x = 2,512,810,009.60/58,309.02
  6. Step 6: Final answer
    x = 43,094.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.